src/be/nikiroo/fanfix/supported/Fanfiction.java

   1 package be.nikiroo.fanfix.supported;
   2
   3 import java.awt.image.BufferedImage;
   4 import java.io.IOException;
   5 import java.io.InputStream;
   6 import java.net.MalformedURLException;
   7 import java.net.URL;
   8 import java.text.SimpleDateFormat;
   9 import java.util.ArrayList;
  10 import java.util.Date;
  11 import java.util.List;
  12 import java.util.Map.Entry;
  13 import java.util.Scanner;
  14
  15 import be.nikiroo.fanfix.Instance;
  16 import be.nikiroo.fanfix.data.MetaData;
  17 import be.nikiroo.utils.StringUtils;
  18
  19 /**
  20  * Support class for <a href="http://www.fanfiction.net/">Faniction.net</a>
  21  * stories, a website dedicated to fanfictions of many, many different
  22  * universes, from TV shows to novels to games.
  23  *
  24  * @author niki
  25  */
  26 class Fanfiction extends BasicSupport {
  27         @Override
  28         protected boolean isHtml() {
  29                 return true;
  30         }
  31
  32         @Override
  33         public String getSourceName() {
  34                 return "Fanfiction.net";
  35         }
  36
  37         @Override
  38         protected MetaData getMeta(URL source, InputStream in) throws IOException {
  39                 MetaData meta = new MetaData();
  40
  41                 meta.setTitle(getTitle(reset(in)));
  42                 meta.setAuthor(getAuthor(reset(in)));
  43                 meta.setDate(getDate(reset(in)));
  44                 meta.setTags(getTags(reset(in)));
  45                 meta.setSource(getSourceName());
  46                 meta.setPublisher(getSourceName());
  47                 meta.setUuid(source.toString());
  48                 meta.setLuid("");
  49                 meta.setLang("EN");
  50                 meta.setSubject(getSubject(reset(in)));
  51                 meta.setType(getType().toString());
  52                 meta.setImageDocument(false);
  53                 meta.setCover(getCover(source, reset(in)));
  54
  55                 return meta;
  56         }
  57
  58         private String getSubject(InputStream in) {
  59                 String line = getLine(in, "id=pre_story_links", 0);
  60                 if (line != null) {
  61                         int pos = line.lastIndexOf('"');
  62                         if (pos >= 1) {
  63                                 line = line.substring(pos + 1);
  64                                 pos = line.indexOf('<');
  65                                 if (pos >= 0) {
  66                                         return StringUtils.unhtml(line.substring(0, pos)).trim();
  67                                 }
  68                         }
  69                 }
  70
  71                 return null;
  72         }
  73
  74         private List<String> getTags(InputStream in) throws IOException {
  75                 List<String> tags = new ArrayList<String>();
  76
  77                 String key = "title=\"Send Private Message\"";
  78                 String line = getLine(in, key, 2);
  79                 if (line != null) {
  80                         key = "Rated:";
  81                         int pos = line.indexOf(key);
  82                         if (pos >= 0) {
  83                                 line = line.substring(pos + key.length());
  84                                 key = "Chapters:";
  85                                 pos = line.indexOf(key);
  86                                 if (pos >= 0) {
  87                                         line = line.substring(0, pos);
  88                                         line = StringUtils.unhtml(line).trim();
  89                                         if (line.endsWith("-")) {
  90                                                 line = line.substring(0, line.length() - 1);
  91                                         }
  92
  93                                         for (String tag : line.split("-")) {
  94                                                 tags.add(StringUtils.unhtml(tag).trim());
  95                                         }
  96                                 }
  97                         }
  98                 }
  99
 100                 return tags;
 101         }
 102
 103         private String getTitle(InputStream in) {
 104                 int i = 0;
 105                 @SuppressWarnings("resource")
 106                 Scanner scan = new Scanner(in, "UTF-8");
 107                 scan.useDelimiter("\\n");
 108                 while (scan.hasNext()) {
 109                         String line = scan.next();
 110                         if (line.contains("xcontrast_txt")) {
 111                                 if ((++i) == 2) {
 112                                         line = StringUtils.unhtml(line).trim();
 113                                         if (line.startsWith("Follow/Fav")) {
 114                                                 line = line.substring("Follow/Fav".length()).trim();
 115                                         }
 116
 117                                         return StringUtils.unhtml(line).trim();
 118                                 }
 119                         }
 120                 }
 121
 122                 return null;
 123         }
 124
 125         private String getAuthor(InputStream in) {
 126                 int i = 0;
 127                 @SuppressWarnings("resource")
 128                 Scanner scan = new Scanner(in, "UTF-8");
 129                 scan.useDelimiter("\\n");
 130                 while (scan.hasNext()) {
 131                         String line = scan.next();
 132                         if (line.contains("xcontrast_txt")) {
 133                                 if ((++i) == 3) {
 134                                         return StringUtils.unhtml(line).trim();
 135                                 }
 136                         }
 137                 }
 138
 139                 return null;
 140         }
 141
 142         private String getDate(InputStream in) {
 143                 String key = "Published: <span data-xutime='";
 144                 String line = getLine(in, key, 0);
 145                 if (line != null) {
 146                         int pos = line.indexOf(key);
 147                         if (pos >= 0) {
 148                                 line = line.substring(pos + key.length());
 149                                 pos = line.indexOf('\'');
 150                                 if (pos >= 0) {
 151                                         line = line.substring(0, pos).trim();
 152                                         try {
 153                                                 SimpleDateFormat sdf = new SimpleDateFormat(
 154                                                                 "YYYY-MM-dd");
 155                                                 return sdf
 156                                                                 .format(new Date(1000 * Long.parseLong(line)));
 157                                         } catch (NumberFormatException e) {
 158                                                 Instance.syserr(new IOException(
 159                                                                 "Cannot convert publication date: " + line, e));
 160                                         }
 161                                 }
 162                         }
 163                 }
 164
 165                 return null;
 166         }
 167
 168         @Override
 169         protected String getDesc(URL source, InputStream in) {
 170                 return getLine(in, "title=\"Send Private Message\"", 1);
 171         }
 172
 173         private BufferedImage getCover(URL url, InputStream in) {
 174                 String key = "class='cimage";
 175                 String line = getLine(in, key, 0);
 176                 if (line != null) {
 177                         int pos = line.indexOf(key);
 178                         if (pos >= 0) {
 179                                 line = line.substring(pos + key.length());
 180                                 key = "src='";
 181                                 pos = line.indexOf(key);
 182                                 if (pos >= 0) {
 183                                         line = line.substring(pos + key.length());
 184                                         pos = line.indexOf('\'');
 185                                         if (pos >= 0) {
 186                                                 line = line.substring(0, pos);
 187                                                 if (line.startsWith("//")) {
 188                                                         line = url.getProtocol() + "://"
 189                                                                         + line.substring(2);
 190                                                 } else if (line.startsWith("//")) {
 191                                                         line = url.getProtocol() + "://" + url.getHost()
 192                                                                         + "/" + line.substring(1);
 193                                                 } else {
 194                                                         line = url.getProtocol() + "://" + url.getHost()
 195                                                                         + "/" + url.getPath() + "/" + line;
 196                                                 }
 197
 198                                                 return getImage(null, line);
 199                                         }
 200                                 }
 201                         }
 202                 }
 203
 204                 return null;
 205         }
 206
 207         @Override
 208         protected List<Entry<String, URL>> getChapters(URL source, InputStream in) {
 209                 List<Entry<String, URL>> urls = new ArrayList<Entry<String, URL>>();
 210
 211                 String base = source.toString();
 212                 int pos = base.lastIndexOf('/');
 213                 String suffix = base.substring(pos); // including '/' at start
 214                 base = base.substring(0, pos);
 215                 if (base.endsWith("/1")) {
 216                         base = base.substring(0, base.length() - 1); // including '/' at end
 217                 }
 218
 219                 String line = getLine(in, "id=chap_select", 0);
 220                 String key = "<option  value=";
 221                 int i = 1;
 222                 for (pos = line.indexOf(key); pos >= 0; pos = line.indexOf(key, pos), i++) {
 223                         pos = line.indexOf('>', pos);
 224                         if (pos >= 0) {
 225                                 int endOfName = line.indexOf('<', pos);
 226                                 if (endOfName >= 0) {
 227                                         String name = line.substring(pos + 1, endOfName);
 228                                         String chapNum = i + ".";
 229                                         if (name.startsWith(chapNum)) {
 230                                                 name = name.substring(chapNum.length(), name.length());
 231                                         }
 232
 233                                         try {
 234                                                 final String chapName = name.trim();
 235                                                 final URL chapURL = new URL(base + i + suffix);
 236                                                 urls.add(new Entry<String, URL>() {
 237                                                         public URL setValue(URL value) {
 238                                                                 return null;
 239                                                         }
 240
 241                                                         public URL getValue() {
 242                                                                 return chapURL;
 243                                                         }
 244
 245                                                         public String getKey() {
 246                                                                 return chapName;
 247                                                         }
 248                                                 });
 249                                         } catch (MalformedURLException e) {
 250                                                 Instance.syserr(new IOException("Cannot parse chapter "
 251                                                                 + i + " url: " + (base + i + suffix), e));
 252                                         }
 253                                 }
 254                         }
 255                 }
 256
 257                 return urls;
 258         }
 259
 260         @Override
 261         protected String getChapterContent(URL source, InputStream in, int number) {
 262                 StringBuilder builder = new StringBuilder();
 263                 String startAt = "class='storytext ";
 264                 String endAt1 = "function review_init";
 265                 String endAt2 = "id=chap_select";
 266                 boolean ok = false;
 267
 268                 @SuppressWarnings("resource")
 269                 Scanner scan = new Scanner(in, "UTF-8");
 270                 scan.useDelimiter("\\n");
 271                 while (scan.hasNext()) {
 272                         String line = scan.next();
 273                         if (!ok && line.contains(startAt)) {
 274                                 ok = true;
 275                         } else if (ok && (line.contains(endAt1) || line.contains(endAt2))) {
 276                                 ok = false;
 277                                 break;
 278                         }
 279
 280                         if (ok) {
 281                                 // First line may contain the title and chap name again
 282                                 if (builder.length() == 0) {
 283                                         int pos = line.indexOf("<hr");
 284                                         if (pos >= 0) {
 285                                                 line = line.substring(pos);
 286                                         }
 287                                 }
 288
 289                                 builder.append(line);
 290                         }
 291                 }
 292
 293                 return builder.toString();
 294         }
 295
 296         @Override
 297         protected boolean supports(URL url) {
 298                 return "fanfiction.net".equals(url.getHost())
 299                                 || "www.fanfiction.net".equals(url.getHost());
 300         }
 301 }